CVE-2018-0640
Buffer overflow in Aterm HC100RC Ver1.0.1 and earlier allows attacker with administrator rights...
Buffer overflow in Aterm HC100RC Ver1.0.1 and earlier allows attacker with administrator rights to execute arbitrary code via netWizard.cgi date parameter, time parameter, and offset parameter.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
Buffer overflow in Aterm HC100RC Ver1.0.1 and earlier allows attacker with administrator rights to execute arbitrary code via netWizard.cgi date parameter, time parameter, and offset parameter.
- Record
CVE-2018-0640- CVSS 3.0
- 7.2 High
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - CVSS 2.0
- 6.5 Medium
AV:N/AC:L/Au:S/C:P/I:P/A:P - Weakness
- CWE-119
- Updated
- 2026-11-02
CVE List No score
Buffer overflow in Aterm HC100RC Ver1.0.1 and earlier allows attacker with administrator rights to execute arbitrary code via netWizard.cgi date parameter, time parameter, and offset parameter.
- Record
CVE-2018-0640- Updated
- 2026-11-02
EUVDEUVD-2018-1450 No score
Buffer overflow in Aterm HC100RC Ver1.0.1 and earlier allows attacker with administrator rights to execute arbitrary code via netWizard.cgi date parameter, time parameter, and offset parameter.
- Record
EUVD-2018-1450- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-4pjf-jwfp-vg6f
Buffer overflow in Aterm HC100RC Ver1.0.1 and earlier allows attacker with administrator rights...
Buffer overflow in Aterm HC100RC Ver1.0.1 and earlier allows attacker with administrator rights to execute arbitrary code via netWizard.cgi date parameter, time parameter, and offset parameter.
- Record
GHSA-4pjf-jwfp-vg6f- CVSS 3.0
- 7.2 High
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-119
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2018-0640 is a high vulnerability (CVSS 7.2) in Nec Corporation Hc100rc, published January 9, 2019. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.80%, the 78th percentile. No source names a fixed version.